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Finding the Fourth Proportional to 61,169.48, 84,396.53 and 35,676.95

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Solution

The fourth proportional to 61,169.48, 84,396.53 and 35,676.95 is: 49,224.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,169.48 : 84,396.53 = 35,676.95 : x
  2. Step 2: Convert to fraction form
    61,169.48/84,396.53 = 35,676.95/x
  3. Step 3: Cross multiply
    61,169.48x = 84,396.53 × 35,676.95
  4. Step 4: Simplify right side
    61,169.48x = 3,011,010,602.60
  5. Step 5: Solve for x
    x = 3,011,010,602.60/61,169.48
  6. Step 6: Final answer
    x = 49,224.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.